package ATM.dao.impl;

import java.sql.*;

public class BaseDAO {
    /**
     * 连接
     */
    protected Connection con;
    /**
     * SQL语句执行对象
     */
    protected PreparedStatement ps;
    /**
     * 结果集
     */
    protected ResultSet rs;

    public void setConnection() {
        try {
            Class.forName("com.mysql.cj.jdbc.Driver");
            con = DriverManager.getConnection(
                    "jdbc:mysql://localhost:3306/high?userSSL=true&useUnicode=true&characterEncoding=UTF8&serverTimezone=GMT",
                    "root", "231725");
        } catch (ClassNotFoundException | SQLException e) {
            e.printStackTrace();
        }
    }

    public void closeConnection() {

        try {
            if (rs != null) {
                rs.close();
            }
            if (ps != null) {
                ps.close();
            }
            if (con != null) {
                con.close();
            }
        } catch (SQLException throwables) {
            throwables.printStackTrace();
        }
    }


}
